Lexus ES300 (1997 year). Manual — part 82

AUTOMATIC TRANSAXLE

FIRST AND REVERSE BRAKE

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AX-55

FIRST AND REVERSE BRAKE

COMPONENTS

FIRST AND REVERSE BRAKE
COMPONENTS INSPECTION

INSPECT DISCS, PLATES AND FLANGES
Check if the sliding surfaces of the discs, plates and
flanges are worn or burnt. If necessary, replace them.
HINT:

If the lining of the disc is peeling off or discolored, or
even if a part of the printed numbers are defaced, re-
place all discs.

Before assembling new discs, soak them in ATF for
at least 15 minutes.

AX03Q-02

AX03R-03

AUTOMATIC TRANSAXLE

OVERDRIVE UNIT

-

AX-56

OVERDRIVE UNIT

COMPONENTS

AX03S-02

AUTOMATIC TRANSAXLE

OVERDRIVE UNIT

-

AX-57

OVERDRIVE BRAKE DISASSEMBLY

1.

REMOVE PISTON RETURN SPRING

(a)

While pushing the return spring, remove the snap ring
with a screwdriver.

(b)

Remove the piston return spring.

2.

REMOVE PLATES, DISCS AND FLANGE

3.

REMOVE PISTON FROM DRUM
Apply compressed air to oil hole to remove the piston.
HINT: Blow with the gun slightly away from the oil hole,
and be careful that the piston does not tilt.

4.

REMOVE O-RINGS
Remove the inner and outer O-rings from the piston.

AX03T-03

AUTOMATIC TRANSAXLE

OVERDRIVE UNIT

-

AX-58

OVERDRIVE BRAKE INSPECTION

INSPECT DISCS, PLATES AND FLANGE
Check if the sliding surfaces of the discs, plates and
flange are worn or burnt. If necessary, replace them.
HINT:

If the lining of the disc is peeling off or discolored, or
even if a part of the printed numbers are defaced, re-
place all discs.

Before assembling new discs, soak them in ATF for
at least 15 minutes.

OVERDRIVE DIRECT CLUTCH
DISASSEMBLY

1.

CHECK PISTON STROKE OF DIRECT CLUTCH
Install a dial indicator and measuring terminal (SST) to-
gether, measure the piston stroke while applying and re-
leasing compressed air (392- 785 kPa, 5- 8 kgf/cm

2

,

57-1 14 psi).

Piston stroke:

1.75-2.49 mm (0.0689-0.0980 in.)

SST 09350-32014 (09351-32190)
If the piston stroke is greater than the maximum, inspect
each component.

2.

REMOVE OVERDRIVE DIRECT CLUTCH FROM CASE

3.

REMOVE BEARING AND RACE FROM CLUTCH
DRUM AND CASE

AX03U-03

AX03V-05